CN212899845U

CN212899845U - Ball valve with floating valve seat

Info

Publication number: CN212899845U
Application number: CN202021476530.0U
Authority: CN
Inventors: 金国军; 王依平; 李华成; 金卫国
Original assignee: Zhuji Zhongchen Hardware Factory
Current assignee: Zhuji Zhongchen Hardware Factory
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-04-06
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a disk seat ball valve floats belongs to ball valve technical field. A ball valve with a floating valve seat comprises a ball valve body, wherein one side of the ball valve body is fixedly connected with an installation support clamp, one side of the installation support clamp is provided with a cavity, a reset spring is fixedly connected inside the cavity, one side of the reset spring is fixedly connected with a telescopic connecting rod, one end of the telescopic connecting rod is fixedly connected with a valve body, one side of the valve body is provided with a ball body, and the inner wall of the installation support clamp is provided with an annular groove; the utility model discloses a setting that valve body, spheroid and erection bracing pressed from both sides makes one side card of spheroid go into the one side back of valve body, and the valve body receives the influence of gravity, and this can carry out the translation to one side that the erection bracing pressed from both sides, avoids the locking of spheroidal one side to die inside the valve body, and the staff is comparatively hard when opening it, and leads to the valve body to receive the damage very easily, has improved use cost.

Description

Ball valve with floating valve seat

Technical Field

The utility model relates to a ball valve technical field especially relates to a disk seat ball valve floats.

Background

The industrial and mining enterprises in the coal chemical industry, the thermoelectricity, the oil refining, the petrochemical industry and the like are suitable for frequent operation due to the requirement of the process on a large scale on site, and have the advantages of rapid opening and closing, light weight, small fluid resistance, simple structure, relatively small volume, light weight and convenient maintenance. The flow direction of the medium can be arbitrary without being limited by the installation direction. The ball valve has no vibration and low noise to cut off or connect the medium in the pipeline.

At present, current ball valve disk seat, staff often need consume a large amount of physical power when using to make it close, and use the back for a long time, lead to inside spheroid and disk seat to produce the friction very easily and lead to the disk seat impaired, have reduced holistic leakproofness.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving often need consume a large amount of physical power among the prior art and enable it and close, and use the back for a long time, lead to inside spheroid and disk seat to produce the impaired problem of friction and lead to the disk seat very easily, and the disk seat ball valve that floats who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a disk seat ball valve floats, includes the ball valve body, one side fixedly connected with erection bracing of ball valve body presss from both sides, the cavity has been seted up to one side that the erection bracing pressed from both sides, the inside fixedly connected with reset spring of cavity, one side fixedly connected with telescopic link of reset spring, telescopic link's one end fixedly connected with valve body, one side of valve body is provided with the spheroid, the annular groove has been seted up to the inner wall that the erection bracing pressed from both sides, the inside fixedly connected with stopper of annular groove, one side of stopper is provided with the sealing air cushion.

Preferably, the front face of the mounting support clamp is spliced with a locking bolt, and one side of the front face of the mounting support clamp is spliced with an air inlet pipe.

Preferably, one side of the air inlet pipe is fixedly connected with an air distribution pipe, and one end of the air distribution pipe is fixedly connected with the sealing air cushion.

Preferably, the ball is fixedly installed at one side of the valve rod, and a supporting sleeve is fixedly connected to one side of the installation supporting clamp.

Preferably, the top and the bottom of the valve body are both inserted with guide sliding rods, and one end of each guide sliding rod penetrates through the inside of the valve body and is fixedly connected with the supporting sleeve.

Preferably, the number of the sealing air cushions is a plurality, and the plurality of sealing air cushions are arranged in the annular groove in parallel between every two sealing air cushions.

Compared with the prior art, the utility model provides a disk seat ball valve floats possesses following beneficial effect:

1. the utility model discloses, through the setting that valve body, spheroid and erection bracing pressed from both sides, make one side card of spheroid go into the one side back of valve body, the valve body receives the influence of gravity, and this can carry out the translation to one side that the erection bracing pressed from both sides, avoids the locking of spheroidal one side to die inside the valve body, and the staff is comparatively hard when opening it, and leads to the valve body to receive the damage very easily, has improved use cost.

2. The utility model discloses, through the setting of sealed air cushion, erection bracing clamp and valve body, make this ball valve close the back, can inject into gas in the sealed air cushion through the intake pipe staff, make a plurality of sealed air cushions of its inflation back can be attached at the surface of valve body, improved holistic leakproofness, avoid in the ball valve object through the erection bracing press from both sides and the valve body between the gap flow.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses the staff of being convenient for closes this ball valve, has reduced this ball valve and has produced the wear rate when closed.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the cross-sectional structure of the mounting support clip of the present invention;

fig. 4 is a front view of the mounting support clip of the present invention.

In the figure: 1. a ball valve body; 2. mounting a supporting clip; 3. a cavity; 4. a return spring; 5. a telescopic connecting rod; 6. a valve body; 7. a sphere; 8. an annular groove; 9. a guide slide bar; 10. a limiting block; 11. sealing the air cushion; 12. locking the bolt; 13. an air inlet pipe; 14. a gas distributing pipe; 15. a valve stem; 16. supporting the sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, a ball valve with a floating valve seat comprises a ball valve body 1, wherein one side of the ball valve body 1 is fixedly connected with an installation support clamp 2, one side of the installation support clamp 2 is provided with a cavity 3, the inside of the cavity 3 is fixedly connected with a reset spring 4, one side of the reset spring 4 is fixedly connected with a telescopic connecting rod 5, through the arrangement of a valve body 6, a ball body 7 and the installation support clamp 2, one side of the ball body 7 is clamped into one side of the valve body 6, the valve body 6 is influenced by gravity, the body can translate towards one side of the installation support clamp 2, one side of the ball body 7 is prevented from being locked inside the valve body 6, a worker can easily open the ball body and easily damage the valve body 6, the use cost is improved, one end of the telescopic connecting rod 5 is fixedly connected with the valve body 6, one side of the valve body 6 is, the reset spring 4 can restore the valve body 6 to the original position according to inertia, the inner wall of the mounting support clamp 2 is provided with an annular groove 8, the inside of the annular groove 8 is fixedly connected with a limiting block 10, one side of the limiting block 10 is provided with a sealing air cushion 11, after the ball valve is closed through the arrangement of the sealing air cushion 11, the mounting support clamp 2 and the valve body 6, a worker can inject air into the sealing air cushion 11 through an air inlet pipe 13, a plurality of sealing air cushions 11 can be attached to the outer surface of the valve body 6 after the ball valve is expanded, the integral sealing performance is improved, the object in the ball valve is prevented from flowing out through a gap between the mounting support clamp 2 and the valve body 6, the front side of the mounting support clamp 2 is inserted with a locking bolt 12, the front side of the mounting support clamp 2 is inserted with an air inlet pipe 13, one side of the air inlet pipe 13 is fixedly connected with an air distributing pipe, one side fixedly connected with supporting sleeve 16 that the installation was supported and is pressed from both sides 2, the top and the bottom of valve body 6 all are pegged graft and are had guide slide bar 9, through guide slide bar 9's setting for valve body 6 is more stable when the translation, guide slide bar 9's one end run through valve body 6 inside and with supporting sleeve 16 fixed connection, the quantity of sealing air cushion 11 is a plurality of, and a plurality of sealing air cushion 11 parallel arrangement is in the inside of annular groove 8 between two liang.

The utility model discloses in, through valve body 6, spheroid 7 and erection bracing press from both sides 2 setting, make one side card of spheroid 7 go into behind one side of valve body 6, valve body 6 receives the influence of gravity, this can carry out the translation to one side that the erection bracing pressed from both sides 2, avoid one side lock of spheroid 7 to die inside valve body 6, it is comparatively hard when the staff opens it, and lead to valve body 6 to receive the damage very easily, use cost is improved, through sealed air cushion 11, the erection bracing presss from both sides 2 and valve body 6's setting, make this ball valve close the back, can be toward sealed air cushion 11 interior injection gas through intake pipe 13 staff, make its inflation back a plurality of sealed air cushions 11 can be attached at valve body 6's surface, the holistic leakproofness has been improved, avoid in the ball valve object to press from both sides through the erection bracing and press from both sides the gap between.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a disk seat ball valve floats, includes ball valve body (1), its characterized in that, one side fixedly connected with erection bracing clamp (2) of ball valve body (1), cavity (3) have been seted up to one side of erection bracing clamp (2), inside fixedly connected with reset spring (4) of cavity (3), one side fixedly connected with telescopic link (5) of reset spring (4), one end fixedly connected with valve body (6) of telescopic link (5), one side of valve body (6) is provided with spheroid (7), annular groove (8) have been seted up to the inner wall of erection bracing clamp (2), the inside fixedly connected with stopper (10) of annular groove (8), one side of stopper (10) is provided with air seal cushion (11).

2. A ball valve with a floating valve seat according to claim 1, characterized in that a locking bolt (12) is inserted in the front of the mounting support clip (2), and an air inlet pipe (13) is inserted in one side of the front of the mounting support clip (2).

3. A ball valve with a floating valve seat according to claim 2, characterized in that a gas distribution pipe (14) is fixedly connected with one side of the gas inlet pipe (13), and one end of the gas distribution pipe (14) is fixedly connected with the sealing air cushion (11).

4. A ball valve with a floating seat according to claim 1, characterized in that said ball (7) is fixedly mounted on one side of the valve stem (15) and a support sleeve (16) is fixedly connected to one side of said mounting support clamp (2).

5. A ball valve with a floating valve seat according to claim 4, characterized in that the top and the bottom of the valve body (6) are inserted with guide sliding rods (9), and one end of each guide sliding rod (9) penetrates through the inside of the valve body (6) and is fixedly connected with the supporting sleeve (16).

6. A ball valve with a floating valve seat according to claim 1, characterized in that the number of the sealing air cushions (11) is several, and several sealing air cushions (11) are arranged in parallel in the annular groove (8) between each two.